﻿/*   
    Copyright (C) 2009 Galaktika Corporation ZAO

    This file is a part of Galaktika.BusinessMonitor
 
    Galaktika.BusinessMonitor is a free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
      
    You should have received a copy of the GNU General Public License
    along with Galaktika.BusinessMonitor.  If not, see <http://www.gnu.org/licenses/>.
  
    If GPL v.3 is not suitable for your products or company,
    Galaktika Corp provides Galaktika.BusinessMonitor under a flexible commercial license
    designed to meet your specific usage and distribution requirements.
    If you have already obtained a commercial license from Galaktika Corp,
    you can use this file under those license terms.
*/

using System;
using System.Collections.Generic;

namespace Galaktika.BI.Extensibility.ComponentModel
{
    public class CustomList<T> : List<T>, IModifiable
    {
        public CustomList()
            : base()
        {
        }

        public CustomList(IEnumerable<T> collection)
            : base(collection)
        {
        }

        new public void Add(T item)
        {
            base.Add(item);
            var args = new ModifiedChangedEventArgs(item);
            RaiseCollectionModified(args);
        }

        #region IModifiable Members

        public event ModifiedChangedEventHandler CollectionModified;

        public void RaiseCollectionModified(ModifiedChangedEventArgs e)
        {
            // вызов делегата через посредника EventHandler нужно для
            // безопасности в многопотоковом режиме
            ModifiedChangedEventHandler handler = CollectionModified;
            if (handler != null)
            {
                handler(this, e);
            }
        }

        #endregion IModifiable Members
    }
}
